Re: [PATCH v2 1/2] PCI: Avoid pointless capability searches

From: kernel test robot
Date: Tue Mar 04 2025 - 09:14:58 EST




Hello,

kernel test robot noticed "last_state.booting" on:

commit: c8a9382e172ac80bc96820b3ec758e35cdc05c06 ("[PATCH v2 1/2] PCI: Avoid pointless capability searches")
url: https://github.com/intel-lab-lkp/linux/commits/Bjorn-Helgaas/PCI-Avoid-pointless-capability-searches/20250215-080525
base: https://git.kernel.org/cgit/linux/kernel/git/pci/pci.git next
patch link: https://lore.kernel.org/all/20250215000301.175097-2-helgaas@xxxxxxxxxx/
patch subject: [PATCH v2 1/2] PCI: Avoid pointless capability searches

in testcase: xfstests
version: xfstests-x86_64-8467552f-1_20241215
with following parameters:

disk: 4HDD
fs: ext2
test: generic-holetest



config: x86_64-rhel-9.4-func
compiler: gcc-12
test machine: 4 threads Intel(R) Core(TM) i5-6500 CPU @ 3.20GHz (Skylake) with 32G memory

(please refer to attached dmesg/kmsg for entire log/backtrace)



If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <oliver.sang@xxxxxxxxx>
| Closes: https://lore.kernel.org/oe-lkp/202503042124.7627f722-lkp@xxxxxxxxx


The kernel config and materials to reproduce are available at:
https://download.01.org/0day-ci/archive/20250304/202503042124.7627f722-lkp@xxxxxxxxx



[ 62.784123][ T284] LKP: waiting for network...
[ 62.784128][ T284]
[ 63.218408][ T284] ls /sys/class/net
[ 63.218417][ T284]
[ 63.224484][ T284] lo
[ 63.224490][ T284]
[ 64.076175][ T1] watchdog: watchdog0: watchdog did not stop!
[ 64.157917][ T1] watchdog: watchdog0: watchdog did not stop!
[ 64.196710][ T1] sd 1:0:0:0: [sdb] Synchronizing SCSI cache
[ 64.202659][ T1] sd 0:0:0:0: [sda] Synchronizing SCSI cache
[ 64.969888][ T1] pcieport 0000:00:01.0: VC0 negotiation stuck pending
[ 64.977342][ T1] ACPI: PM: Preparing to enter system sleep state S5
[ 64.986446][ T1] kvm: exiting hardware virtualization
reboot: Restarting system


there is no more useful information, seems our test machine just reboot here.
this is not observed on the parent commit, c71f7bbc5d794, which chosen as the
base by bot.

* a234e07a63859 (linux-review/Bjorn-Helgaas/PCI-Avoid-pointless-capability-searches/20250215-080525) PCI: Cache offset of Resizable BAR capability
* c8a9382e172ac PCI: Avoid pointless capability searches
* c71f7bbc5d794 Merge branch 'pci/endpoint'

c71f7bbc5d794984 c8a9382e172ac80bc96820b3ec7
---------------- ---------------------------
fail:runs %reproduction fail:runs
| | |
:6 100% 6:6 last_state.booting


--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki